Home / 873,315.18-1,309,613.42-333,770.73

Finding the Fourth Proportional to 873,315.18, 1,309,613.42 and 333,770.73

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Solution

The fourth proportional to 873,315.18, 1,309,613.42 and 333,770.73 is: 500,518.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,315.18 : 1,309,613.42 = 333,770.73 : x
  2. Step 2: Convert to fraction form
    873,315.18/1,309,613.42 = 333,770.73/x
  3. Step 3: Cross multiply
    873,315.18x = 1,309,613.42 × 333,770.73
  4. Step 4: Simplify right side
    873,315.18x = 437,110,627,211.20
  5. Step 5: Solve for x
    x = 437,110,627,211.20/873,315.18
  6. Step 6: Final answer
    x = 500,518.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.